JPS5611832A - Directly heated cathode of electron tube and its manufacture - Google Patents
Directly heated cathode of electron tube and its manufactureInfo
- Publication number
- JPS5611832A JPS5611832A JP8770479A JP8770479A JPS5611832A JP S5611832 A JPS5611832 A JP S5611832A JP 8770479 A JP8770479 A JP 8770479A JP 8770479 A JP8770479 A JP 8770479A JP S5611832 A JPS5611832 A JP S5611832A
- Authority
- JP
- Japan
- Prior art keywords
- manufacture
- electron tube
- directly heated
- tungsten
- heated cathode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
Landscapes
- Solid Thermionic Cathode (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8770479A JPS5611832A (en) | 1979-07-11 | 1979-07-11 | Directly heated cathode of electron tube and its manufacture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8770479A JPS5611832A (en) | 1979-07-11 | 1979-07-11 | Directly heated cathode of electron tube and its manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5611832A true JPS5611832A (en) | 1981-02-05 |
JPS6134218B2 JPS6134218B2 (ja) | 1986-08-06 |
Family
ID=13922297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8770479A Granted JPS5611832A (en) | 1979-07-11 | 1979-07-11 | Directly heated cathode of electron tube and its manufacture |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5611832A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0272687A2 (en) * | 1986-12-22 | 1988-06-29 | Gte Products Corporation | Tungsten duplex composite electrode and filament material |
US5041041A (en) * | 1986-12-22 | 1991-08-20 | Gte Products Corporation | Method of fabricating a composite lamp filament |
JPH04303181A (ja) * | 1991-03-29 | 1992-10-27 | Fujita Corp | 高層建築物用風力発電装置 |
WO2001015207A1 (de) * | 1999-08-22 | 2001-03-01 | Ip2H Ag | Lichtquelle und verfahren zur herstellung einer lichtquelle |
CN111850524A (zh) * | 2020-07-17 | 2020-10-30 | 广东威特真空电子制造有限公司 | 稀土钨阴极及其制备方法和应用 |
-
1979
- 1979-07-11 JP JP8770479A patent/JPS5611832A/ja active Granted
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0272687A2 (en) * | 1986-12-22 | 1988-06-29 | Gte Products Corporation | Tungsten duplex composite electrode and filament material |
US5041041A (en) * | 1986-12-22 | 1991-08-20 | Gte Products Corporation | Method of fabricating a composite lamp filament |
JPH04303181A (ja) * | 1991-03-29 | 1992-10-27 | Fujita Corp | 高層建築物用風力発電装置 |
WO2001015207A1 (de) * | 1999-08-22 | 2001-03-01 | Ip2H Ag | Lichtquelle und verfahren zur herstellung einer lichtquelle |
US6903508B1 (en) | 1999-08-22 | 2005-06-07 | Ip2H Ag | Light source and method for producing a light source |
CN111850524A (zh) * | 2020-07-17 | 2020-10-30 | 广东威特真空电子制造有限公司 | 稀土钨阴极及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
JPS6134218B2 (ja) | 1986-08-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5611832A (en) | Directly heated cathode of electron tube and its manufacture | |
JPS5596531A (en) | Directly heated cathode for electron tube | |
JPS5322353A (en) | Cathode structure of electron tube | |
JPS52122457A (en) | Method of manufacturing filament of electron emitting element | |
JPS5734632A (en) | Direct heating type cathode structure | |
JPS55144631A (en) | Directly-heated cathode for electronic tube | |
JPS5496964A (en) | Magnetron | |
ES445244A1 (es) | Perfeccionamientos introducidos en un tubo de rayos catodi- cos. | |
GB1461043A (en) | Thermionic emitters | |
ES453407A1 (es) | Metodo para fabricar un tubo de rayos catodicos. | |
JPS5267562A (en) | Method of fabricating thermally electron emitting cathode | |
TW430840B (en) | Cathode ray tube having an improved cathode structure and a method of making the same | |
JPS53137660A (en) | Electron gun | |
JPS5586043A (en) | Cathode frame structure for electron tube | |
FR2315167A1 (fr) | Cathode de canon d'electrons | |
JPS5245255A (en) | Jig for assembly of electron tube | |
JPS56118240A (en) | Impregnated cathode structure | |
JPS52127059A (en) | Field emission type electron gun | |
JPS5417660A (en) | Manufacture of electron emission hot-cathode | |
JPS563935A (en) | Direct heating type cathode structure | |
JPS53125381A (en) | Fluorescent lamp | |
JPS55108160A (en) | High pressure discharge lamp | |
JPS57121125A (en) | Quick movable type impregnated cathode | |
JPS5440559A (en) | Cathode structure of magnetron and its manufacture | |
JPS57130334A (en) | Oxide cathode |